appearance
/əˈpɪərəns/noun
1
- mass noun the way that someone or something looks（人或物的）面貌, 外表, 外观：
residents improve the appearance of their village
村民们改善了他们村庄的面貌
they are similar in appearance.
他们外表相像。
1.1
- count noun an impression given by someone or something, although this may be misleading（人或物留下的可能误导他人的）印象, 表面迹象：
she read it with every appearance of interest.
她似乎兴趣盎然地读着。
2
- an act of performing or participating in a public event参演, （对公众活动的）参与：
he is well known for his television appearances.
他因为演过电视而著名。
3
- usu. in sing. an act of becoming visible or noticeable; an arrival露面; 到来：
the sudden appearance of her daughter startled her.
她女儿的突然出现吓了她一跳。
3.1
- a process of coming into existence or use问世, 出现, 产生, 开始被使用：
the appearance of the railway.
铁路的问世。
短语
keep up appearances
- maintain an impression of wealth or well-being, especially to hide the true situation（尤指为了掩饰真实情况而）维持门面, 装门面, 装体面。
make（或put in）an appearance
- attend an event briefly, especially as a matter of courtesy（尤指出于礼节而）短时间到场, 露面, 亮相。
to（或by）all appearances
- as far as can be seen就表面看来, 就所能看到的情况而言：
to all appearances, it had been a normal day.
表面上看, 那是平常的一天。
词源
late Middle English: from Old French aparance, aparence, from late Latin apparentia, from Latin apparere （see APPEAR）.